Spiraea arguta is a plant that belongs to the rose family. It is native to East Asia and is found in China, Japan, and Korea. The plant is also known as the Korean spiraea, Japanese spiraea, or meadowsweet. spiraea arguta is a deciduous shrub that typically grows to be about 3-5 feet tall. The plant has alternate, toothed leaves that are ovate to lanceolate in shape. The plant produces small, white flowers that bloom in the summertime. spiraea arguta is often used as an ornamental plant in gardens.
Related plant:
Spiraea Grefsheim
Related plant:
Spiraea Thunbergii
About soil condition, Spiraea arguta prefers well-drained soils but can handle short periods of flooding and some degree of salinity. It is also tolerant of drought, although it may not flower as profusely in dry years. The plant does best in full sun but can tolerate some shade, especially in hot summer climates.
Similar to other plants, the amount of sun light that the spiraea arguta requires depends on the climate. In general, the plant prefers full sun to partial sun. However, in hot climates, the plant may need some afternoon shade to protect it from the harsh sun rays.
The temperature condition that is best for spiraea arguta is cool to cold. This means that they should be planted in an area that is not exposed to the hot sun and is instead shaded or in a cool location. They can also tolerate frost and can even be planted in early spring.
Ideal humidity condition for this plant is around 60-70%. If the humidity drops below 60%, the leaves will start to curl and the plant will become stressed. If the humidity continues to drop, the leaves will eventually turn brown and drop off.
Discussing fertilizer, this kind of plant does best with a balanced fertilizer that is applied evenly over the root zone. In terms of rooting, it is important to know that this plant does not tolerate having its roots disturbed, so be careful when transplanting.
Pruning your Spiraea arguta is important to keeping the plant healthy and preventing it from getting too big. You should prune the plant in late winter or early spring before new growth begins. Cut back any dead or damaged branches and cut back any branches that are growing too long.
Propagation of spiraea arguta can be achieved through seed, cuttings, or division. Seed should be stratified for best results. Cuttings can be taken from new growth in late spring or early summer. Division can be done in early spring or fall.
Usually, the plant growth rate during the spring and early summer when the plant is actively growing. However, some plants may produce a small number of new growth during the fall. The average plant establishes a growth rate of about 1 to 2 inches per week. However, depending on the growing conditions, some plants may grow faster or slower.
Common problems for this kind of plant are powdery mildew, and rust. Both of these problems can be treated with fungicides. If the plant is already infected, you can remove the affected leaves and flowers.
Source:
Garland Spirea - Spiraea x arguta | North Carolina Extension
Spirea | Home & Garden Information Center - Clemson University
Spirea/Hardhack - The North Creek Wetland - UW Bothell
